Home / 8,072,545.93-12,096,856.69-6,643,385.17

Finding the Fourth Proportional to 8,072,545.93, 12,096,856.69 and 6,643,385.17

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Solution

The fourth proportional to 8,072,545.93, 12,096,856.69 and 6,643,385.17 is: 9,955,233.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,545.93 : 12,096,856.69 = 6,643,385.17 : x
  2. Step 2: Convert to fraction form
    8,072,545.93/12,096,856.69 = 6,643,385.17/x
  3. Step 3: Cross multiply
    8,072,545.93x = 12,096,856.69 × 6,643,385.17
  4. Step 4: Simplify right side
    8,072,545.93x = 80,364,078,291,110.69
  5. Step 5: Solve for x
    x = 80,364,078,291,110.69/8,072,545.93
  6. Step 6: Final answer
    x = 9,955,233.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.